start some work on tmLQCD interface to better target nyom

include/tmLQCD.h

@@ -95,15 +95,16 @@ int tmLQCD_get_lat_params(tmLQCD_lat_params *params);
 int tmLQCD_set_op_params(tmLQCD_op_params const *const params, const int op_id);
 int tmLQCD_get_op_params(tmLQCD_op_params *params, const int op_id);
 
-  // need interfaces with (double*) pointers for these since we don't want to export
-  // all of tmLQCDs data types
 //// generates a point source at the global coordinates passed via the
 //// four element vector global_txyz_src_pos in the ordering {t,x,y,z}
 //// the spin index 'is' and the colour index 'ic'
-//void full_source_spinor_field_point(spinor * const full_spinor,
-//                                    const int is, const int ic,
-//                                    const int * const global_txyz_src_pos);
-//
+void tmLQCD_full_source_spinor_field_point(double * const full_spinor,
+                                           const int is, const int ic,
+                                           const int * const global_txyz_src_pos);
+
+void tmLQCD_read_spinor(double * full_spinor, const char * fname, int idx);
+void tmLQCD_write_spinor(double * const full_spinor, const char * fname, const int append, const int flavours);
+
 //// as full_source_spinor_field_point but with output directly to checkerboarded
 //// spinors
 //void eo_source_spinor_field_point(spinor * const even_cb_spinor,

wrapper/lib_wrapper.c

@@ -61,6 +61,7 @@
 #include "measure_gauge_action.h"
 #include "linalg/convert_eo_to_lexic.h"
 #include "include/tmLQCD.h"
+#include "source_generation.h"
 #include "fatal_error.h"
 #include "misc_types.h"
 
@@ -430,6 +431,29 @@ int tmLQCD_set_op_params(tmLQCD_op_params const* const params, const int op_id)
   return (0);
 }
 
+void tmLQCD_full_source_spinor_field_point(double * const full_spinor,
+                                           const int is, const int ic,
+                                           const int * const global_txyz_src_pos)
+{
+  full_source_spinor_field_point((spinor* const) full_spinor,
+                                 is, ic, global_txyz_src_pos);  
+}
+
+void tmLQCD_read_spinor(double * const full_spinor, const char * fname, const int idx)
+{
+   read_spinor(g_spinor_field[0], g_spinor_field[1], fname, idx);
+   convert_eo_to_lexic((spinor*) full_spinor, g_spinor_field[0], g_spinor_field[1]);
+}
+
+void tmLQCD_write_spinor(double * const full_spinor, const char * fname, const int append, const int flavours)
+{
+   convert_lexic_to_eo(g_spinor_field[0], g_spinor_field[1], (spinor*) full_spinor);
+   WRITER *writer = NULL;
+   construct_writer(&writer, fname, append);
+   write_spinor(writer, g_spinor_field[0], g_spinor_field[1], flavours, 64);
+   destruct_writer(writer);
+}
+
 #ifdef TM_USE_QPHIX
 int tmLQCD_invert_qphix_direct(double * const Odd_out, double * const Odd_in, const int op_id){
   static double clover_term_c_sw = -1.0;